Select the most appropriate option to fill in blank number 4.
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. such.
"Such as" is used to introduce examples that illustrate or clarify a general statement.
In this case, the general statement is that the country has many non-flowering plants, and the phrase "such as" is followed by examples of non-flowering plants (ferns, algae, and fungi).